9.11 A chessplayer rating pool is a statistical ensemble in which individuals are distinguishable, yet any number of them may be alike as to rating.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Zhangjian | 5 | 1554 | 550 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.090 | 0.217 | 0.230 | 39.2 | -50 | 88 | 1657 | 1554 | 12129 |
| initial | -0.174 | 0.280 | 0.301 | 33.7 | -53 | 32 | 1210 | 1096 | 11801 |
| SRMFix | -0.185 | 0.296 | 0.311 | 43.4 | -58 | 47 | 1189 | 1077 | 11075 |
| SRM | -0.568 | 0.568 | 0.668 | 130.0 | -299 | -48 | 901 | 550 | 11496 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2011-11-29 | SRM 525 | 2 | 961 | 900.62 | -0.21 | -37 | 1554 | 12129 | -99 | 550 | 11496 |
| 4 | 2011-07-26 | SRM 513 | 2 | 994 | 945.30 | -0.27 | -50 | 1591 | 11109 | -121 | 649 | 10388 |
| 3 | 2008-09-24 | SRM 419 | 2 | 411 | 358.66 | -0.20 | -17 | 1641 | 7594 | -83 | 770 | 10218 |
| 2 | 2008-09-20 | SRM 418 | 2 | 421 | 535.57 | 0.32 | 88 | 1657 | 7384 | -48 | 853 | 8981 |
| 1 | 2008-09-04 | SRM 416 | 2 | 525 | 494.32 | -0.09 | -4 | 1569 | 8494 | -299 | 901 | 8373 |